Slowly descending device

• Main Authors: CHEN RONGQIANG, XU XIUXUAN
• Format: Patent
• Language: Chinese; English
• Published: 04.09.2013
• Subjects: CHECKS FOR WINGS; DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; FIXED CONSTRUCTIONS; HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS; KEYS; LOCKS; SAFES; WINDOW OR DOOR FITTINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THEFUNCTIONING OF THE WING

The utility model provides a slowly descending device. Containing space used for containing a pressing resisting block and elastic element is formed inside a base of a base body, a board body is connected to the shaft portion in an open position of the containing space in a pivot mode, a first pressing resisting face in a high-low segment difference shape and a second pressing resisting face in the high-low segment difference shape are formed on the top of the pressing resisting block, the elastic element is located between the base and the pressing resisting block, the bottom of a base board of the board body is provided with a pushing and moving portion of a first cam and a pushing and moving portion of a second cam, and the outline curved surface of the pushing and moving portion of the first cam is different from that of the pushing and moving portion of the second cam. When a cover body which is combined with the board body is closed, the second cam swirls, is pushed to and abuts against a second pressin